1 files changed, 2 insertions, 2 deletions

diff --git a/include/asm-x86_64/mutex.h b/include/asm-x86_64/mutex.h
index 11fbee2bd6c0..06fab6de2a88 100644
--- a/include/asm-x86_64/mutex.h
+++ b/include/asm-x86_64/mutex.h
@@ -24,7 +24,7 @@ do {									\
         typecheck_fn(fastcall void (*)(atomic_t *), fail_fn);           \
                                                                         \
         __asm__ __volatile__(                                           \
-                LOCK    "   decl (%%rdi)        \n"                     \
+                LOCK_PREFIX "   decl (%%rdi)    \n"                     \
                         "   js 2f               \n"                     \
                         "1:                     \n"                     \
                                                                         \
@@ -74,7 +74,7 @@ do {									\
         typecheck_fn(fastcall void (*)(atomic_t *), fail_fn);           \
                                                                         \
         __asm__ __volatile__(                                           \
-                LOCK    "   incl (%%rdi)        \n"                     \
+                LOCK_PREFIX "   incl (%%rdi)    \n"                     \
                         "   jle 2f              \n"                     \
                         "1:                     \n"                     \
                                                                         \